<!Doctype>
<html>
<head>

</head>
<title></title>
<link href="bootstrap.min.css" rel="stylesheet">
<script src="jquery-3.3.1.min.js"></script>
<script src="bootstrap.min.js"></script>

<body data-spy="scroll" data-target=".navbar-example">
<div class="navbar-example">
<ul class="nav nav-tabs">

</ul>
</div>
</body>
</html>